Horizontal and coronal sections were gotten adopting reconstruction technique, and the acetabular angles of anteversion and abduction were measured directly in the sections.
方法:通过CT扫描,图像边界处理和定标,利用三维运行软件拟合出髋臼及臼杯三维结构,利用MPR技术重建出髋臼水平及冠状切面,测算出臼杯前倾及外展角,并构建髋关节活动过程中,角度动态变化曲线。